As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN)IN FLIGHT SHUTDOWN DUE TO INTERNAL FAILURE. THE PRIMARY FAILURE WAS FOUND TO BE A BLADE SHIFT IN THE 1ST STAGE POWER TURBINE DISC AND BLADE ASSEMBLY. AN ECHELON OF FIVE BLADES MOVED FORWARD IN THE ROOT FLEXING UNTIL THE LEAD BLADES CONTACTED THE 1ST STAGE PT STATOR ASSEMBLY. THIS RESULTED IN THE FRACTURE OF THE STATOR INTO SEGMENTS AND INGESTION OF THE PARTS BY THE POWER TURBINE.